TAREK T. ABDEL-RAZEK, HASSEN BENNASIR, and SHANMUGAM SRIDHAR. 2010. “Carvedilol -A Novel -Look-At I-Blockers in Management of Cardiovascular Disease”. International Journal of Pharma and Bio Sciences 1 (2):1-6. https://ijpbs.net/index.php/journal/article/view/38.